Wiring Diagram SKODA CITIGO 2012 - Alternator - Main relay - Onboard supply control unit - Engine control unit - Terminal 75 voltage supply relay 1
C | Alternator |
J271 | Main relay |
J519 | Onboard supply control unit |
J623 | Engine control unit |
J680 | Terminal 75 voltage supply relay 1 |
SC3 | Fuse 3 on fuse holder C |
SC19 | Fuse 19 on fuse holder C |
SC26 | Fuse 26 on fuse holder C |
SC31 | Fuse 31 on fuse holder C |
SC40 | Fuse 40 on fuse holder C |
SC42 | Fuse 42 on fuse holder C |
T2bf | 2-pin connector |
T4f | 4-pin connector |
T7a | 7-pin connector |
T9 | 9-pin connector |
T56a | 56-pin connector |
T73b | 73-pin connector |
B146 | Positive connection 1 (87), in interior wiring harness |
B315 | Positive connection 1 (30a) in main wiring harness |
B321 | Positive connection 7 (30a) in main wiring harness |
B325 | Positive connection 11 (30a) in main wiring harness |
B350 | Positive connection 1 (87a) in main wiring harness |
Wiring Diagram SKODA CITIGO 2012 - Ignition/starter switch - Steering column combination switch - Onboard supply control unit - Engine control unit
D | Ignition/starter switch |
E45 | Cruise control system switch |
E227 | Cruise control system (CCS) SET button |
E595 | Steering column combination switch |
J519 | Onboard supply control unit |
J623 | Engine control unit |
SC1 | Fuse 1 on fuse holder C |
SC5 | Fuse 5 on fuse holder C |
SB6 | Fuse 6 on fuse holder B |
T6f | 6-pin connector |
T41 | 41-pin connector |
T56a | 56-pin connector |
T73a | 73-pin connector |
T73b | 73-pin connector |
A2 | Positive connection (15), in dash panel wiring harness |
A104 | Positive connection 2 (15), in dash panel wiring harness |
A130 | Connection (CCS), in dash panel wiring harness |
B279 | Positive connection 3 (15a) in main wiring harness |
B280 | Positive connection 4 (15a) in main wiring harness |
B660 | Connection (diagnosis terminal 50), in main wiring harness |
* | Only models with cruise control system (CCS) |
Wiring Diagram SKODA CITIGO 2012 - Accelerator pedal module - Onboard supply control unit - Engine control unit
GX2 | Accelerator pedal module |
G79 | Accelerator position sender |
G185 | Accelerator position sender 2 |
J519 | Onboard supply control unit |
J623 | Engine control unit |
T6f | 6-pin connector |
T6p | 6-pin connector, on lower section of right A-pillar |
T56a | 56-pin connector |
* | Only left-hand drive models |
*2 | Only right-hand drive models |
Wiring Diagram SKODA CITIGO 2012 - Onboard supply control unit - Engine control unit - Ignition coil 1 with output stage - Ignition coil 2 with output stage - Ignition coil 3 with output stage
J519 | Onboard supply control unit |
J623 | Engine control unit |
N70 | Ignition coil 1 with output stage |
N127 | Ignition coil 2 with output stage |
N291 | Ignition coil 3 with output stage |
Q23 | Spark plug 1 |
Q24 | Spark plug 2 |
Q25 | Spark plug 3 |
T4k | 4-pin connector |
T4m | 4-pin connector |
T4n | 4-pin connector |
T14 | 14-pin connector |
T56 | 56-pin connector |
T56a | 56-pin connector |
15 | Earth point, on cylinder head |
85 | Earth connection 1, in engine compartment wiring harness |
306 | Earth connection (ignition coils), in engine prewiring harness |
394 | Earth connection 29, in main wiring harness |
395 | Earth connection 30, in main wiring harness |
D101 | Connection 1 in engine compartment wiring harness |
Wiring Diagram SKODA CITIGO 2012 - Lambda probe - Lambda probe after catalytic converter - Throttle valve module - Onboard supply control unit - Engine control unit - Injector - cylinder 1
G39 | Lambda probe |
G130 | Lambda probe after catalytic converter |
G186 | Throttle valve drive for electric throttle |
G187 | Throttle valve drive angle sender 1 for electric throttle |
G188 | Throttle valve drive angle sender 2 for electric throttle |
J338 | Throttle valve module |
J519 | Onboard supply control unit |
J623 | Engine control unit |
N30 | Injector, cylinder 1 |
N80 | Activated charcoal filter solenoid valve 1 |
T2ba | 2-pin connector |
T4h | 4-pin connector |
T4i | 4-pin connector |
T6h | 6-pin connector |
T14 | 14-pin connector |
T56 | 56-pin connector |
T56a | 56-pin connector |
Z19 | Lambda probe heater |
Z29 | Lambda probe 1 heater after catalytic converter |
D95 | Connection (injectors), in engine compartment wiring harness |
E29 | Connection, in engine wiring harness |
Wiring Diagram SKODA CITIGO 2012 - Hall sender - Intake air temperature sender - Coolant temperature sender - Intake manifold pressure sender - Onboard supply control unit - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3
G40 | Hall sender |
G42 | Intake air temperature sender |
G62 | Coolant temperature sender |
G71 | Intake manifold pressure sender |
J519 | Onboard supply control unit |
J623 | Engine control unit |
N30 | Injector, cylinder 1 |
N31 | Injector, cylinder 2 |
N32 | Injector, cylinder 3 |
T2bb | 2-pin connector |
T2bc | 2-pin connector |
T2bd | 2-pin connector |
T2be | 2-pin connector |
T3q | 3-pin connector |
T4o | 4-pin connector |
T56 | 56-pin connector |
D95 | Connection (injectors), in engine compartment wiring harness |
D102 | Connection 2 in engine compartment wiring harness |
D103 | Connection 3 in engine compartment wiring harness |
E56 | Connection 1, in injection system wiring harness |
E57 | Connection 2, in injection system wiring harness |
E58 | Connection 3, in injection system wiring harness |
Wiring Diagram SKODA CITIGO 2012 - Brake light switch - Clutch pedal switch - Engine speed sender - Knock sensor 1 - Onboard supply control unit - Engine control unit - Camshaft control valve 1
F | Brake light switch |
F36 | Clutch pedal switch |
G28 | Engine speed sender |
G61 | Knock sensor 1 |
J519 | Onboard supply control unit |
J623 | Engine control unit |
N205 | Camshaft control valve 1 |
T2bf | 2-pin connector |
T2bg | 2-pin connector |
T3s | 3-pin connector |
T4q | 4-pin connector |
T4r | 4-pin connector |
T14 | 14-pin connector |
T56 | 56-pin connector |
T56a | 56-pin connector |
T73a | 73-pin connector |
387 | Earth connection 22, in main wiring harness |
389 | Earth connection 24, in main wiring harness |
B131 | Connection (54), in interior wiring harness |
B351 | Positive connection 2 (87a) in main wiring harness |
Wiring Diagram SKODA CITIGO 2012 - Oil pressure switch - Fuel delivery unit - Fuel pump relay - Onboard supply control unit - Engine control unit - Dash panel insert
F1 | Oil pressure switch |
G | Fuel gauge sender |
GX1 | Fuel delivery unit |
G6 | Fuel system pressurisation pump |
J17 | Fuel pump relay |
J285 | Control unit in dash panel insert |
J519 | Onboard supply control unit |
J623 | Engine control unit |
K | Dash panel insert |
K3 | Oil pressure warning lamp |
K31 | Cruise control system warning lamp |
K43 | Coolant temperature warning lamp (too cold) |
K54 | Battery charge condition warning lamp: red LED for less than 12 Volt |
K149 | Engine electronics warning lamp |
SC44 | Fuse 44 on fuse holder C |
T1c | Single connector |
T5a | 5-pin connector |
T10c | 10-pin connector |
T14 | 14-pin connector |
T32 | 32-pin connector |
T56 | 56-pin connector |
T56a | 56-pin connector |
T73a | 73-pin connector |
382 | Earth connection 17, in main wiring harness |
410 | Earth connection 1 (sender earth) in main wiring harness |
B332 | Positive connection 18 (30a) in main wiring harness |
D106 | Connection 4 in engine compartment wiring harness |
Wiring Diagram SKODA CITIGO 2012 - Onboard supply control unit - Data bus diagnostic interface - Engine control unit - Dash panel insert
J119 | Multifunction indicator |
J519 | Onboard supply control unit |
J533 | Data bus diagnostic interface |
J623 | Engine control unit |
K | Dash panel insert |
T32 | 32-pin connector |
T56a | 56-pin connector |
T73b | 73-pin connector |
B383 | Connection 1 (powertrain CAN bus, high), in main wiring harness |
B390 | Connection 1 (powertrain CAN bus, low), in main wiring harness |
SKODA CITIGO 2012 Overview of the control units
1 - | Airbag control unit -J234- |
2 - | PID (Portable navigation and infotainment system) -J982- |
3 - | Emergency brake sensor unit -J939- |
4 - | Heater control unit -J162- |
4 - | Air conditioning system control unit-J301- |
5 - | Sliding sunroof control unit -J245- |
6 - | Rear window wiper motor -V12- |
7 - | Parking aid control unit -J446- |
8 - | Heated front seat control unit -J774- |
9 - | Voltage transformer DCDC -A19- |
10 - | Steering column electronics control unit -J527- |
11 - | Control unit in dash panel insert -J285- |
12 - | Power steering control unit -J500- |
13 - | Onboard control unit -J519- |
|
1 - | Airbag control unit -J234- |
q | -A- 50-pin connector -T50- |
|
1 - | PID (Portable navigation and infotainment system) -J982- |
q | -A- 16-pin connector -T16e- |
|
1 - | Emergency brake sensor unit -J939- |
q | -A- 7-pin connector -T7c- |
-T7c- | Designation |
1 | -- |
2 | -- |
3 | CAN low, drive |
4 | CAN high, drive |
5 | Terminal 15 |
6 | -- |
7 | Terminal 31 |
|
1 - | Heater control unit -J162- |
q | -A- 5-pin connector -T5b- |
q | -B- 16-pin connector - T16g |
q | -C- 18-pin connector -T18- |
-T5b- | Designation | -T16g- | Designation | -T18- | Designation | ||
1 | 4th blower speed | 1 | -- | 1 | -- | ||
2 | 3rd blower speed | 2 | -- | 2 | -- | ||
3 | 2nd blower speed | 3 | -- | 3 | -- | ||
4 | 1st blower speed | 4 | -- | 4 | -- | ||
5 | Supply +12V | 5 | -- | 5 | -- | ||
6 | -- | 6 | -- | ||||
7 | -- | 7 | -- | ||||
8 | -- | 8 | -- | ||||
9 | -- | 9 | -- | ||||
10 | Terminal 31 | 10 | -- | ||||
11 | -- | 11 | -- | ||||
12 | Terminal 58d | 12 | -- | ||||
13 | -- | 13 | -- | ||||
14 | -- | 14 | -- | ||||
15 | -- | 15 | -- | ||||
16 | -- | 16 | -- | ||||
17 | -- | ||||||
18 | -- |
|
Air conditioning system control unit -J301- |
1 - | Air conditioning system control unit -J301- |
q | -A- 5-pin connector -T5b- |
q | -B- 16-pin connector -T16g- |
q | -C- 18-pin connector -T18- |
-T5b- | Designation | -T16g- | Designation | -T18- | Designation | ||
1 | 4th blower speed | 1 | AC signal | 1 | -- | ||
2 | 3rd blower speed | 2 | Evaporator GND | 2 | -- | ||
3 | 2nd blower speed | 3 | Evaporator signal | 3 | Temperature sender for evaporator signal | ||
4 | 1st blower speed | 4 | -- | 4 | Evaporator temperature sender GND | ||
5 | Supply +12V | 5 | -- | 5 | -- | ||
6 | -- | 6 | -- | ||||
7 | -- | 7 | -- | ||||
8 | -- | 8 | -- | ||||
9 | -- | 9 | -- | ||||
10 | Terminal 31 | 10 | -- | ||||
11 | Terminal 15 | 11 | -- | ||||
12 | Terminal 58d | 12 | -- | ||||
13 | -- | 13 | -- | ||||
14 | -- | 14 | -- | ||||
15 | -- | 15 | -- | ||||
16 | -- | 16 | -- | ||||
17 | -- | ||||||
18 | -- |
|
1 - | Sliding sunroof control unit -J245- |
q | -A- 10-pin connector -T10a- |
-T10a- | Designation |
1 | LIN |
2 | Sliding sunroof adjustment regulator/supply |
3 | Sliding roof adjustment regulator/grinder |
4 | Sliding sunroof adjustment regulator/GND |
5 | -- |
6 | -- |
7 | Sliding sunroof button pull/press |
8 | -- |
9 | Terminal 31 |
10 | Terminal 30 |
|
1 - | Rear window wiper motor -V12- |
q | -A- 4-pin connector -T4a- |
-T4a- | Designation |
1 | Terminal 31 |
2 | Steering column switch interval |
3 | Steering column switch tailgate wash |
4 | Terminal 75 |
|
1 - | Parking aid control unit -J446- |
q | -A- 16-pin connector -T16- |
q | -B- 12-pin connector -T12c- |
-T16- | Designation | -T12c- | Designation | |
1 | Terminal 15 | 1 | -- | |
2 | Tailgate beeper | 2 | -- | |
3 | -- | 3 | Sensor signal, rear centre | |
4 | -- | 4 | Signal sensor, rear right | |
5 | -- | 5 | Signal sensor, rear left | |
6 | CAN high, drive | 6 | -- | |
7 | -- | 7 | -- | |
8 | Terminal 31 | 8 | Sensor GND, rear | |
9 | -- | 9 | -- | |
10 | Tailgate beeper supply | 10 | -- | |
11 | -- | 11 | Voltage sensor, rear | |
12 | -- | 12 | -- | |
13 | -- | |||
14 | -- | |||
15 | CAN low, drive | |||
16 | -- |
|
1 - | Heated front seat control unit -J774- |
q | -A- 16-pin connector -T16a- |
-T16a- | Designation | Designation | ||
1 | LED stage 1, right | 9 | Terminal 31 | |
2 | LED stage 2, left | 10 | -- | |
3 | LED stage 2, right | 11 | -- | |
4 | LED stage 1, left | 12 | Right seat heating button | |
5 | Seat heater authorisation BCM | 13 | Terminal 75 | |
6 | Left seat heating button | 14 | Terminal 75 | |
7 | -- | 15 | Left seat heating | |
8 | -- | 16 | Right seat heating |
|
1 - | Voltage transformer DCDC -A19- |
q | -A- 12-pin connector -T12a- |
|
-T12a- | Designation |
1 | Terminal 30 |
2 | Terminal 31 |
3 | Terminal 15 |
4 | Terminal 50 |
5 | -- |
6 | -- |
7 | Terminal 30_rod |
8 | -- |
9 | -- |
10 | -- |
11 | -- |
12 | -- |
|
1 - | Steering column electronics control unit -J527- |
q | -A- 41-pin connector -T41- |
-T41- | Designation |
1 | -- |
2 | CAN low, drive |
3 | CAN high, drive |
4 | Terminal 31 |
5 | Terminal 30 |
6 | Terminal 15 |
7 | Airbag + |
8 | Airbag - |
9 | -- |
10 | -- |
11 | Horn activation |
12 | Horn activation GND |
13 | -- |
14 | -- |
15 | Front wiper, stage 2 (terminal 53b) |
16 | Front wiper, stage 1 (terminal 53) |
17 | Front wiper interval |
18 | MFA reset |
19 | Terminal 31 wipe/wash + MFA |
20 | Wash front (terminal 53c) |
21 | Wash tailgate |
22 | Terminal 15 wipe/wash system |
23 | MFA as of |
24 | MFA on |
25 | -- |
26 | CCS main switch |
27 | CCS cancel 1 |
28 | Terminal 15 CCS switch |
29 | CCS cancel 2 |
30 | CCS set |
31 | CCS resume |
32 | Right turn signal |
33 | Terminal 15 turn signal switch |
34 | Left turn signal |
35 | Right parking light |
36 | Terminal P parking light switch |
37 | Left parking light |
38 | Terminal 30 flasher button |
39 | Terminal 56a light dip switch |
40 | Terminal 56b light dip switch |
41 | Terminal 56 light dip switch |
|
1 - | Control unit in dash panel insert -J285- |
q | -A- 32-pin connector -T32- |
-T32- | Designation | Designation | ||
1 | Tank sensor 1 full | 17 | -- | |
2 | Tank sensor 1 empty | 18 | Low coolant level | |
3 | -- | 19 | Outside temperature | |
4 | -- | 20 | Terminal 31 sensor mass | |
5 | -- | 21 | MFA on | |
6 | -- | 22 | MFA as of | |
7 | Transponder 1 | 23 | MFA OK/RESET | |
8 | Transponder 2 | 24 | Belt buckle | |
9 | Speedometer output | 25 | Handbrake / EPB | |
10 | Speedometer input | 26 | Brakes in general | |
11 | -- | 27 | Oil pressure | |
12 | -- | 28 | CAN high, drive | |
13 | Rear fog light | 29 | CAN low, drive | |
14 | Main beam | 30 | -- | |
15 | -- | 31 | Terminal 15 | |
16 | Terminal 31 | 32 | Terminal 30 |
|
1 - | Power steering control unit -J500- |
q | -A- 2-pin connector -T2aq- |
q | -B- 3-pin connector -T3p- |
q | -C- 6-pin connector -T6i- |
q | -D- 6-pin connector -T6j- |
-T2aq- | Designation | -T3p- | Designation | |
1 | Terminal 31 | 1 | CAN low, drive | |
2 | Terminal 30A | 2 | CAN high, drive | |
3 | Terminal 15 |
|
1 - | Onboard control unit -J519- |
q | -A- 73-pin connector -T73a- |
q | -B- 73-pin connector -T73b-, black |
-T73a- | Designation | -T73b- | Designation | |
1 | -- | 1 | -- | |
2 | Left dipped beam | 2 | Right dipped beam | |
3 | -- | 3 | Left daytime running light | |
4 | Interior light dimming | 4 | Supply 58D | |
5 | Right daytime running light | 5 | -- | |
6 | Rear fog light | 6 | -- | |
7 | Rotary light switch for fog light | 7 | Number plate light | |
8 | -- | 8 | -- | |
9 | Emergency brake button | 9 | Fog light, left turning light | |
10 | ZV tailgate motor authorisation | 10 | Fog light, right turning light | |
11 | ZV motor lock driver | 11 | Terminal 30 reversing light, dipped beam | |
12 | ZV motor common driver | 12 | Reversing light | |
13 | ZV motor safe driver | 13 | Terminal 30 left turn signal, brake light | |
14 | Terminal 31 ZV | 14 | Left turn signal | |
15 | ZV motor front passenger | 15 | Right turn signal | |
16 | Terminal 30 ZV | 16 | Brake light | |
17 | -- | 17 | -- | |
18 | -- | 18 | CAN drive, low | |
19 | Rotary catch, driver door | 19 | CAN drive, high | |
20 | Rotary catch, front passenger door | 20 | CAN convenience high | |
21 | ZV status lock front passenger | 21 | CAN convenience low | |
22 | ZV status lock driver | 22 | CAN diagnosis low | |
23 | Tailgate release | 23 | CAN diagnosis high | |
24 | ZV closing point driver | 24 | LIN 2 roof | |
25 | ZV lock unlock button | 25 | -- | |
26 | -- | 26 | -- | |
27 | Bonnet contact | 27 | Front wiper stage 1 steering column switch | |
28 | Hazard warning light button | 28 | ZV closing point front passenger | |
29 | Horn button | 29 | Zero position of rotary light switch | |
30 | Main catch of tailgate | 30 | -- | |
31 | Pre catch of tailgate | 31 | Heated rear window button | |
32 | Steering column switch for right turn signal | 32 | Front wiper limit switch | |
33 | Steering column switch for left turn signal | 33 | -- | |
34 | -- | 34 | -- | |
35 | -- | 35 | -- | |
36 | Seat heater authorisation | 36 | -- | |
37 | -- | 37 | LIN alternator | |
38 | Outside mirror heater | 38 | Terminal 31 electronics | |
39 | Terminal 31 signal mass | 39 | Terminal 30 electronics | |
40 | Right side light | 40 | Terminal 31 signal mass | |
41 | Left side light | 41 | -- | |
42 | Terminal S ignition starter switch | 42 | -- | |
43 | Brake light sensor | 43 | Rotary light switch for rear fog light | |
44 | Terminal 15 ignition starter switch | 44 | Steering column switch CCS SET | |
45 | Rotary light switch for side light | 45 | Steering column switch CCS On/Off | |
46 | -- | 46 | Steering column switch CCS RES | |
47 | -- | 47 | Steering column switch CCS Cancel | |
48 | -- | 48 | Reversing light switch | |
49 | -- | 49 | Terminal L | |
50 | -- | 50 | Terminal 50 ignition starter switch | |
51 | -- | 51 | Terminal X ignition starter switch | |
52 | Fuel pump relay | 52 | Rotary light switch dipped beam position | |
53 | -- | 53 | Front wiper stage 2 steering column switch | |
54 | Relay terminal X | 54 | -- | |
55 | Starter lock relay | 55 | Starter lock signal | |
56 | LED hazard warning light button | 56 | ZV status lock tailgate | |
57 | -- | 57 | -- | |
58 | LED safe LED | 58 | Heated outside mirror switch | |
59 | LED lock unlock button | 59 | Terminal 30 reference | |
60 | LED heated rear window | 60 | Terminal 31 reference | |
61 | -- | 61 | Steering column switch, washing pump | |
62 | Main beam, steering column switch | 62 | Steering column switch, front wiper interval | |
63 | Terminal 30 main beam, dipped beam, left daytime running light | 63 | Heated rear window | |
64 | Terminal 30 outside mirror heater | 64 | -- | |
65 | Terminal 30G | 65 | -- | |
66 | Terminal 30 interior light/30G | 66 | -- | |
67 | -- | 67 | Terminal 30 heated rear window | |
68 | Terminal 30 front wiper | 68 | Terminal 30 main beam, dipped beam, right daytime running light | |
69 | Front wiper stage 1 | 69 | -- | |
70 | Brake mass front wiper | 70 | -- | |
71 | Front wiper stage 2 | 71 | -- | |
72 | Horn | 72 | -- | |
73 | Terminal 30 horn | 73 | -- |
|